implement subcommands: remotes, repos, each

1 files changed, 7 insertions, 0 deletions

diff --git a/util.go b/util.go
index a1cea5f..24a1693 100644
--- a/util.go
+++ b/util.go
@@ -22,9 +22,16 @@ import (
 	"bufio"
 	"fmt"
 	"os"
+	"sort"
 	"strings"
 )
 
+//ShowSorted sorts the given lines and prints them on stdout.
+func ShowSorted(lines []string) {
+	sort.Strings(lines)
+	fmt.Println(strings.Join(lines, "\n"))
+}
+
 //ShowError prints the given error on stderr if it is non-nil, or returns false otherwise.
 func ShowError(err error) bool {
 	if err == nil {